You have mistakes in a few of those. The number “61” doesnt exist in b4. 25b10 in b4 is “121”.
Similar problem with 91b3 and 141b4.
You have mistakes in a few of those. The number “61” doesnt exist in b4. 25b10 in b4 is “121”.
Similar problem with 91b3 and 141b4.
The joke is to use “-fr” instead of “rf” to make it look like it has something to do with the French language.
Incorrect four-way Venn diagram. There is, for example, no intersection of exclusively Preachers and Bank Robbers.
(The meme is still amazing though)